单项选择题
A.With the wind from ahead B.With the wind off the port beam C.With the wind off the starboard beam D.With the wind from abaft the beam
It is easier to dock a right-hand，single-screw vessel（）...
单项选择题It is easier to dock a right-hand，single-screw vessel（）.
A.starboard side to the wharf B.either side to the wharf C.port side to the wharf D.stern to the wharf
In twin-screw engine installations while going ahead，ma...
单项选择题In twin-screw engine installations while going ahead，maneuvering qualities are most effective when the tops of the propeller blades both turn（）.
A.to starboard B.outboard from the center C.to port D.inboard toward the center
In towing，heaving lines are used for（）.A.passing a tow ...
单项选择题In towing，heaving lines are used for（）.
A.passing a tow bridle to the tug B.passing a messenger line C.heaving in the tow bridle D.service lines with rocket line throwers
